@misc{indiciae01311852e9d4,
  title = {Trace elements in coal ash},
  author = {Amrika Deonarine and Allan Kolker and Michael W. Doughten},
  year = {2015},
  doi = {10.3133/fs20153037},
  url = {https://pubs.usgs.gov/publication/fs20153037},
  note = {Source identifier: fs20153037}
}